The Czech Republic improved to 2-0 with a 71-64 triumph over Turkey as Renáta Brezinová scored 24 points and grabbed 12 rebounds.
Turkey trailed for most of the contest but closed to 63-61 with 4:17 to go after Yasemen Saylar's two made three throws.
Brezinová's three-point played started an 8-0 run and the Czechs marched pulled away at the end.
Turkey have now lost both of their games.
Belarus also improved to 2-0 after a 72-54 triumph over Belgium.
Belgium led 16-14 after the first quarter but Belarus took command in the second quarter and held a 40-30 lead at half-time.
Aliaksandr Shimkoviak's team then reeled off the first five points of the second half and they were on their way to a comprehensive victory.